diff --git a/README.en-US.md b/README.en-US.md
index 760dc786..922f8622 100644
--- a/README.en-US.md
+++ b/README.en-US.md
@@ -365,6 +365,9 @@ jobs:
 | actions | Action type | string | ✔ |
 | token | [Token explain](#token) | string | ✔ |
 | issue-number | The number of issue | number | ✔ |
+| lock-reason | Reason for locking issue | string | ✖ |
+
+- `lock-reason`: Optional values are `off-topic` `too heated` `resolved` `spam`
 
 ⏫ [Back to list](#List)
 
@@ -861,6 +864,7 @@ jobs:
 | body-includes | Body filtering | string | ✖ |
 | title-includes | Title filtering | string | ✖ |
 | inactive-day | Inactive days filtering | number | ✖ |
+| lock-reason | Reason for locking issue | string | ✖ |
 
 - `labels`: When there are multiple, the query will have multiple at the same time. If not entered, all
 - `issue-state`: The default is `all`. Optional value `open` `closed`, when these 2 items are not, both are `all`
diff --git a/README.md b/README.md
index fa85de0d..f7613b4e 100644
--- a/README.md
+++ b/README.md
@@ -365,6 +365,9 @@ jobs:
 | actions | 操作类型 | string | ✔ |
 | token | [token 说明](#token) | string | ✔ |
 | issue-number | 指定的 issue | number | ✔ |
+| lock-reason | 锁定 issue 的原因 | string | ✖ |
+
+- `lock-reason`：可选值有 `off-topic` `too heated` `resolved` `spam`
 
 ⏫ [返回列表](#列-表)
 
@@ -855,6 +858,7 @@ jobs:
 | body-includes | 包含内容筛选 | string | ✖ |
 | title-includes | 包含标题筛选 | string | ✖ |
 | inactive-day | 非活跃天数筛选 | number | ✖ |
+| lock-reason | 锁定 issue 的原因 | string | ✖ |
 
 - `labels`：为多个时，会查询同时拥有多个。不填时，会查询所有
 - `issue-state`：默认为 `open`。可选值 `all` `closed`，非这 2 项时，均为 `open`
diff --git a/action.yml b/action.yml
index b12e9e06..36df7dd7 100644
--- a/action.yml
+++ b/action.yml
@@ -52,6 +52,8 @@ inputs:
     description: 'Query use'
   inactive-day:
     description: 'Query use'
+  lock-reason:
+    description: 'The reason lock issue'
   inactive-label:
     description: 'Issue label set use'
   duplicate-command:
diff --git a/dist/index.js b/dist/index.js
index b85b3edf..8e90dd08 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -7995,11 +7995,17 @@ async function doDeleteComment(owner, repo, commentId) {
 }
 
 async function doLockIssue(owner, repo, issueNumber) {
-  await octokit.issues.lock({
+  const lockReason = core.getInput('lock-reason');
+  let params = {
     owner,
     repo,
     issue_number: issueNumber,
-  });
+  };
+  const reasons = ['off-topic', 'too heated', 'resolved', 'spam'];
+  if (lockReason && reasons.includes(lockReason)) {
+    params.lock_reason = lockReason;
+  }
+  await octokit.issues.lock(params);
   core.info(`Actions: [lock-issue][${issueNumber}] success!`);
 }
 
diff --git a/docs/advanced.en-US.md b/docs/advanced.en-US.md
index 556090ba..bd3bb1db 100644
--- a/docs/advanced.en-US.md
+++ b/docs/advanced.en-US.md
@@ -210,6 +210,7 @@ jobs:
 | body-includes | Body filtering | string | ✖ |
 | title-includes | Title filtering | string | ✖ |
 | inactive-day | Inactive days filtering | number | ✖ |
+| lock-reason | Reason for locking issue | string | ✖ |
 
 - `labels`: When there are multiple, the query will have multiple at the same time. If not entered, all
 - `issue-state`: The default is `all`. Optional value `open` `closed`, when these 2 items are not, both are `all`
diff --git a/docs/advanced.md b/docs/advanced.md
index c4ecf1ec..4a74e3c9 100644
--- a/docs/advanced.md
+++ b/docs/advanced.md
@@ -206,6 +206,7 @@ jobs:
 | body-includes | 包含内容筛选 | string | ✖ |
 | title-includes | 包含标题筛选 | string | ✖ |
 | inactive-day | 非活跃天数筛选 | number | ✖ |
+| lock-reason | 锁定 issue 的原因 | string | ✖ |
 
 - `labels`：为多个时，会查询同时拥有多个。不填时，会查询所有
 - `issue-state`：默认为 `all`。可选值 `open` `closed`，非这 2 项时，均为 `all`
diff --git a/docs/base.en-US.md b/docs/base.en-US.md
index 8ade6aba..1a89757d 100644
--- a/docs/base.en-US.md
+++ b/docs/base.en-US.md
@@ -231,6 +231,9 @@ jobs:
 | actions | Action type | string | ✔ |
 | token | [Token explain](/en-US/guide/ref#-token) | string | ✔ |
 | issue-number | The number of issue | number | ✔ |
+| lock-reason | Reason for locking issue | string | ✖ |
+
+- `lock-reason`: Optional values are `off-topic` `too heated` `resolved` `spam`
 
 ## `mark-duplicate`
 
diff --git a/docs/base.md b/docs/base.md
index 13baa450..142d3558 100644
--- a/docs/base.md
+++ b/docs/base.md
@@ -231,6 +231,9 @@ jobs:
 | actions | 操作类型 | string | ✔ |
 | token | [token 说明](/guide/ref#-token-说明) | string | ✔ |
 | issue-number | 指定的 issue | number | ✔ |
+| lock-reason | 锁定 issue 的原因 | string | ✖ |
+
+- `lock-reason`：可选值有 `off-topic` `too heated` `resolved` `spam`
 
 ## `mark-duplicate`
 
diff --git a/src/base.js b/src/base.js
index 903f231c..0e5d4a60 100644
--- a/src/base.js
+++ b/src/base.js
@@ -132,11 +132,17 @@ async function doDeleteComment(owner, repo, commentId) {
 }
 
 async function doLockIssue(owner, repo, issueNumber) {
-  await octokit.issues.lock({
+  const lockReason = core.getInput('lock-reason');
+  let params = {
     owner,
     repo,
     issue_number: issueNumber,
-  });
+  };
+  const reasons = ['off-topic', 'too heated', 'resolved', 'spam'];
+  if (lockReason && reasons.includes(lockReason)) {
+    params.lock_reason = lockReason;
+  }
+  await octokit.issues.lock(params);
   core.info(`Actions: [lock-issue][${issueNumber}] success!`);
 }